Tax and business calendar

Details of compliance and regulatory deadlines.

To see expired deadlines, please use the following link: Expired deadlines

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31 Dec 2019

  • Company accounts filing deadline

    Deadline for filing your company tax return is 12 months after your accounting period for corporation tax ends.

  • Corporation tax return

    Filing deadline for corporation tax return self-assessment form CT600 for period ended 31 December 2018 to be submitted to HMRC.

06 Apr 2020

  • Residence nil-rate band

    Residence nil-rate band increases from £150,000 to £175,000.

  • Buy-to-let finance costs

    Percentage of finance costs deductible from rental income reduces to 0%. Percentage of basic rate reduction is 100%.

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Expired deadlines

Details of expired compliance and regulatory deadlines.